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Finding the Fourth Proportional to 602,881.73, 904,760.03 and 485,964.71

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Solution

The fourth proportional to 602,881.73, 904,760.03 and 485,964.71 is: 729,299.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,881.73 : 904,760.03 = 485,964.71 : x
  2. Step 2: Convert to fraction form
    602,881.73/904,760.03 = 485,964.71/x
  3. Step 3: Cross multiply
    602,881.73x = 904,760.03 × 485,964.71
  4. Step 4: Simplify right side
    602,881.73x = 439,681,449,075.35
  5. Step 5: Solve for x
    x = 439,681,449,075.35/602,881.73
  6. Step 6: Final answer
    x = 729,299.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.